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The proof uses a DiPerna–Lions renormalizing argument which makes possible to get the optimal regularity as well as an estimate of the difference of two possible solutions in the critical

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We prove that the Yang Mills alpha functional satisfies the Palais Smale condition This guarantees the existence of critical points which are called Yang Mills alpha connections.

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In this experimental study the cutting performance of ball end mills in high speed dry hard milling of powder metallurgical steels was investigated The cutting performance of the milling tools was mainly evaluated in terms of cutting length tool wear and cutting forces Two different types of hardened steels were machined the cold working steel HS 4 2 4 PM K490 Microclean/66 HRC and the

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During the grinding process coarser material size class 1 break to finer material size class 2 and size class 3 which are termed the daughter products as shown in Fig 1.A chemical reaction on the other hand can consist of say reactant A forming intermediate product B then proceeding to final product C or a competing reactant A to final product D can also

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The ball mills are operated at a ball charge volume of 30–32 and 78.5 critical speed The SAG mill trommel undersize is combined with the ball mills discharge and pumped to two parallel packs clusters of twelve 660 mm diameter cyclones The cyclone underflow from each line reports to a ball mill while the cyclone overflow is directed

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